Please feel free to contact to TNK for precision shaft, roller, Needle, Lead screw and materials.

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For Quality

Inspection

The precision of TNK’s product is sustained by our technical skill and quality control. We measure by measuring instrument and some visual inspections. The product is used in a machine works in a vacuum space.

投影機で断面の影を確認します。
 
光の反射を利用して、表面の凹凸を確認します。
 
複数の製品を並べ、長さが揃ってないものを除きます。

Measuring instrument

Possession measuring instrument

  • We have a perfect guarantee system by the precision measuring instruments.       
Inside/Outer diameter detector 

Movomatic

Micrometer 
  Electric Micrometer   
Outer diameter  Image instrument Projector
  Contour form measurement  
Surface measuring device Roundness measuring device Rockwell hardness
  Surface roughness measuring device Micro-vickers hardness measuring device
Material measuring equipment Metallurgical microscopes High temperature chamber
  Impact testing machine Tension testing machine
Others  Gauss meter Magnetic permeability measuring device 

 

                                             

 

 

 

 

 

 

      

 

 

 

 

       

 

 

In-house measurement

  • It’s our original measurement which is made at TNK and is high precise measurement.
High precise outer diameter detector UPM-20  
  Discrimination 0.001μm
Precise outer diameter detector SPM-10  
  Discrimination 0.01μm
Gages pin Various  
  Diametral accuracy 0.1μm

 

 

 

 

 

 

 

 

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Tsukuba Plant achieve IATF16949.

(Site: Tsukuba Plant・Tsukuba Plant Building A)

(Scope: Manufacturing Micro shaft and Metal packing)

  • Sample・Spot order
  • For Factory in China
  • Looking for the Automotive parts